Question: Which is the SI derived unit for the measured physical quantity of the thermal conductivity?
Paraphrase: Which is the SI inferred unit for the measured physical amount of the warm conductivity?
SPARQL (Wikidata):  select distinct ?sbj where { ?sbj wdt:P111 wd:Q487005 . ?sbj wdt:P31 wd:Q208469 } 
Answer: watt per metre kelvin